319872840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1933}}^1$

素因数の和:2151

約数の個数: 128

約数和(自身を含む): 1102844160

約数和(自身を除く): 782971320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 197, 210, 280, 394, 420, 591, 788, 840, 985, 1182, 1379, 1576, 1933, 1970, 2364, 2758, 2955, 3866, 3940, 4137, 4728, 5516, 5799, 5910, 6895, 7732, 7880, 8274, 9665, 11032, 11598, 11820, 13531, 13790, 15464, 16548, 19330, 20685, 23196, 23640, 27062, 27580, 28995, 33096, 38660, 40593, 41370, 46392, 54124, 55160, 57990, 67655, 77320, 81186, 82740, 108248, 115980, 135310, 162372, 165480, 202965, 231960, 270620, 324744, 380801, 405930, 541240, 761602, 811860, 1142403, 1523204, 1623720, 1904005, 2284806, 2665607, 3046408, 3808010, 4569612, 5331214, 5712015, 7616020, 7996821, 9139224, 10662428, 11424030, 13328035, 15232040, 15993642, 21324856, 22848060, 26656070, 31987284, 39984105, 45696120, 53312140, 63974568, 79968210, 106624280, 159936420, 319872840]

約数ペア:

[(1, 319872840), (2, 159936420), (3, 106624280), (4, 79968210), (5, 63974568), (6, 53312140), (7, 45696120), (8, 39984105), (10, 31987284), (12, 26656070), (14, 22848060), (15, 21324856), (20, 15993642), (21, 15232040), (24, 13328035), (28, 11424030), (30, 10662428), (35, 9139224), (40, 7996821), (42, 7616020), (56, 5712015), (60, 5331214), (70, 4569612), (84, 3808010), (105, 3046408), (120, 2665607), (140, 2284806), (168, 1904005), (197, 1623720), (210, 1523204), (280, 1142403), (394, 811860), (420, 761602), (591, 541240), (788, 405930), (840, 380801), (985, 324744), (1182, 270620), (1379, 231960), (1576, 202965), (1933, 165480), (1970, 162372), (2364, 135310), (2758, 115980), (2955, 108248), (3866, 82740), (3940, 81186), (4137, 77320), (4728, 67655), (5516, 57990), (5799, 55160), (5910, 54124), (6895, 46392), (7732, 41370), (7880, 40593), (8274, 38660), (9665, 33096), (11032, 28995), (11598, 27580), (11820, 27062), (13531, 23640), (13790, 23196), (15464, 20685), (16548, 19330)]